1,2-Bis(di-2-pyridylphosphino)ethane

Also known as: 1,2-bis(bis(2-pyridyl)phosphine)ethane, 1,2-bis[bis(2-pyridyl)phosphino]ethane, 2,2',2'',2'''-(1,2-ethanediyldiphosphinidyne)tetrapyridine, Pyridine,2,2',2'',2'''-(1,2-ethanediyldiphosphinidyne)tetrakis-, 2-dipyridin-2-ylphosphanylethyl(dipyridin-2-yl)phosphane, 1,2-Bis(di(pyridin-2-yl)phosphino)ethane

1,2-Bis(di-2-pyridylphosphino)ethane (CAS 106308-26-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C22H20N4P2 and a molecular weight of 402.36900 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 106308-26-3
Jingsj CID: J-1501095-4
Molecular Formula: C₂₂H₂₀N₄P₂
Molecular Weight: 402.36900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	402.11600
PSA	78.74000
LogP	2.83220

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1,2-Bis(di-2-pyridylphosphino)ethane?

The CAS number of 1,2-Bis(di-2-pyridylphosphino)ethane is 106308-26-3.

What are the molecular formula and molecular weight of 1,2-Bis(di-2-pyridylphosphino)ethane?

1,2-Bis(di-2-pyridylphosphino)ethane has molecular formula C22H20N4P2 and molecular weight 402.36900 g/mol.

What are the upstream and downstream products of 1,2-Bis(di-2-pyridylphosphino)ethane?

For 1,2-Bis(di-2-pyridylphosphino)ethane, Upstream Products: 2-Bromopyridine, 1,2-bis(dichlorophosphino)ethane.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1,2-Bis(di-2-pyridylphosphino)ethane (CAS 106308-26-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501095-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.